This record as markdown: /tools/ikuai-mcp-server/delete-vpn-account.md
What delete_vpn_account does on Ikuai
AI agents call delete_vpn_account to permanently remove resources in Ikuai, typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.
Why delete_vpn_account is rated Critical
This tool permanently removes VPN account credentials without a standard undo mechanism. Deletion of authentication credentials is irreversible and constitutes a destructive action. An AI agent misusing this tool could disable critical VPN access for legitimate users.
From the tool's definition Tool name 'delete_vpn_account' and description '删除 VPN 账号' (Delete VPN account) explicitly perform irreversible deletion of VPN credentials.
Attacks that exploit this kind of access
The rule that runs delete_vpn_account safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Ikuai, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For delete_vpn_account, this is the rule to start with:
delete_vpn_account is removed from the agent's tool list entirely, so the agent never calls it. The rest of the server keeps working.
The button opens the PolicyLayer dashboard: create your workspace, connect Ikuai, apply this rule, and every delete_vpn_account call is checked against it from then on.
Questions about delete_vpn_account
删除 VPN 账号. It is categorised as a Destructive tool in the Ikuai MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.
Register the Ikuai MCP server in PolicyLayer and add a rule for delete_vpn_account: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Ikuai. Nothing to install.
delete_vpn_account is a Destructive tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.
Yes. Add a rate_limit block to the delete_vpn_account rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for delete_vpn_account. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
delete_vpn_account is provided by the Ikuai MCP server (gxxHuang/ikuai-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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